Leonardo R3 Development Board ATmega32U4 5V 16MHz Compatible with Arduino USB Microcontroller 20 I/O Pins Electronic Projects
The Leonardo R3 development board with ATmega32U4 microcontroller is a fantastic solution for all electronics enthusiasts, students, and developers looking for a reliable platform for Arduino projects. With its integrated USB interface, the board can communicate directly with a computer without the need for an external converter, making code uploading and software communication easier.
The board offers high compatibility with Arduino IDE, allowing you to easily utilise existing libraries and examples. With 20 digital I/O pins, 12 analogue inputs, and 7 PWM channels, it provides extensive options for connecting various sensors, motors, LEDs, and other components.
With an operating voltage of 5 V and a frequency of 16 MHz, it ensures stable and reliable operation for demanding projects.
- Microcontroller: ATmega32U4
- Operating voltage: 5 V
- Recommended input voltage: 7–12 V (max. 6–20 V)
- Digital I/O pins: 20 (of which 7 are PWM)
- Analogue input channels: 12
- Flash memory: 32 KB (4 KB used by bootloader)
- SRAM: 2.5 KB, EEPROM: 1 KB
- Clock frequency: 16 MHz
- DC current per pin: 40 mA
- Dimensions: 68.6 × 53.3 mm
- Compatibility with Arduino IDE and USB connection without an external converter
- Suitable for robotics, LED control, sensor systems, and programming education
Package contents: 1× Leonardo R3 ATmega32U4 development board
This development board is ideal for anyone looking to start creating their own electronic devices and Arduino projects. It offers an excellent balance of price and performance, reliable hardware, and extensive community support. Thanks to its integrated USB, it is exceptionally easy to use even for beginners. The Leonardo R3 is a great choice for teaching, prototyping, and home automation.
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